Kamasutra 7.1.23

7.1.23

etena raṅgopajīvināṃ kanyā vyākhyātāḥ/

Such is the mode of temporary marriage among courtezans, and of increasing their loveliness, and their value in the eyes of others. What has been said about them should also be understood to apply to the daughters of dancing women, whose mothers should give them only to such persons as are likely to become useful to them in various ways.